Home / 84,070.48-116,016.68-45,829.92

Finding the Fourth Proportional to 84,070.48, 116,016.68 and 45,829.92

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Solution

The fourth proportional to 84,070.48, 116,016.68 and 45,829.92 is: 63,244.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,070.48 : 116,016.68 = 45,829.92 : x
  2. Step 2: Convert to fraction form
    84,070.48/116,016.68 = 45,829.92/x
  3. Step 3: Cross multiply
    84,070.48x = 116,016.68 × 45,829.92
  4. Step 4: Simplify right side
    84,070.48x = 5,317,035,163.07
  5. Step 5: Solve for x
    x = 5,317,035,163.07/84,070.48
  6. Step 6: Final answer
    x = 63,244.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.